from tkinter import *
x = int(input())
y = int(input())
n = int(input())
coords = [0,0,10,0,10,10,20,10,20,0,30,0,30,10,30,20,20,20,10,20,0,20]







root = Tk()
root.title("ИТ марафон")
root.geometry("500x500")
if N == 0 and x>=0 and x<=500 and y>=0 and y<=500:
    pass
else:
    if n > 0 and 0*n+x>=0 and 0*n+y>=0 and 20*n+y<=500:
        pass
    else:
        if n < 0 and 20*n+x>=0 and 20*n+y>=0 and 0*n+x<=500 and 0*n+y<=500:
            pass
        else:
            print(' Размер фигуры превышает максимальный размер поля')
            exit()




    






canvas = Canvas(bg="white",width=500, height=500)
canvas.pack(anchor=CENTER, expand=1)
canvas.create_polygon(coords [0] *n+x, coords[1] *n+y,
                      coords [2] *n+x, coords[3] *n+y,
                      coords [4] *n+x, coords[5] *n+y,
                      coords [6] *n+x, coords[7] *n+y,
                      coords [8] *n+x, coords[9] *n+y,
                      coords [10] *n+x, coords[11] *n+y,
                      coords [12] *n+x, coords[13] *n+y,
                      coords [14] *n+x, coords[15] *n+y,
                      coords [16] *n+x, coords[17] *n+y,
                      coords [18] *n+x, coords[19] *n+y,
                      coords [20] *n+x, coords[21] *n+y,)
                      
root.mainloop()
